CN103672645A - Projection lamp - Google Patents
Projection lamp Download PDFInfo
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- CN103672645A CN103672645A CN201210355387.3A CN201210355387A CN103672645A CN 103672645 A CN103672645 A CN 103672645A CN 201210355387 A CN201210355387 A CN 201210355387A CN 103672645 A CN103672645 A CN 103672645A
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- lamp
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Abstract
A projection lamp (100) comprises a light source fixing support (110), a light source structure (120) fixed in the light source fixing support (110), a cloth lampshade (130) covering the light source fixing support (110) and fixedly connected with the light source fixing support (110), a fan (140) arranged at the position of an air inlet (131) and used for sucking air outside the cloth lampshade (130) into the cloth lampshade (130), a pressure difference transmitter (150) for detecting difference of pressures inside and outside the cloth lampshade (130) and outputting a pressure difference signal, a control device (160) in communicating connection with the pressure difference transmitter (150) and used for receiving the pressure difference signal and controlling a working state of the fan (140), wherein the cloth lampshade (130) is provided with the air inlet (131) at the connecting position of the light source fixing support (110). The projection lamp is anti-glare, high in brightness, convenient to carry and high in heat radiating efficiency, saves energy and can achieve 360-degree large-range illumination.
Description
[technical field]
The present invention relates to a kind of lighting, particularly relate to a kind of Projecting Lamp.
[background technology]
Traditional light-projecting type light fixture, Projecting Lamp, mainly contains high power light source and reflector and forms, and shooting angle scope is very limited, and light is dazzling, and light pollution is serious.Easily make to come and go pedestrian and vehicle driver causes moment without vision, easily there is traffic accident.And traditional Projecting Lamp volume is larger, takies larger space, carrying is inconvenient, or small volume, is unfavorable for heat radiation, and its radiating efficiency is lower.In addition, though there are some traditional light-projecting type light fixtures to adopt fan cooling, fan is unanimously in high speed rotating state, can consume larger electric energy.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide the large light of a kind of anti-glare, carrying for convenience of, higher, the energy-conservation Projecting Lamp of radiating efficiency.
A Projecting Lamp, comprising:
Light source fixed support;
Light-source structure, is fixed in described light source fixed support;
Lamp sheet, covers on described light source fixed support, and is fixedly connected with described light source fixed support, and wherein said lamp sheet is that described light source fixed support junction offers air inlet, and the light of described light-source structure transmitting sees through described lamp sheet and penetrates;
Fan, is located at described air inlet place, for the air extraction outside described lamp sheet is arrived in described lamp sheet;
Pressure difference transmitter, for detection of the draught head inside and outside lamp sheet, and output pressure difference signal; And
Control device, is connected with described pressure difference transmitter communication, and described control device receives described draught head signal, and controls the duty of described fan;
Wherein, before described light-source structure work, described fan is started working, and so that described lamp sheet is heaved and formed lantern-shaped, makes described light-source structure be positioned at the described lamp sheet of hollow; Described control device is controlled the rotating speed of described fan according to described draught head signal.
Compared to traditional Projecting Lamp, above-mentioned Projecting Lamp at least has the following advantages:
(1) because lamp sheet can make light generation diffuse reflection, the light of light-source structure transmitting sees through lamp sheet and penetrates, and make the light of light-source structure transmitting become comparatively soft through after lamp sheet, and brightness is comparatively even, therefore, above-mentioned Projecting Lamp can anti-dazzle and bright greatly.
(2) before described light-source structure work, described fan is started working, so that being heaved, described lamp sheet forms lantern-shaped, make described light-source structure be positioned at the described lamp sheet of hollow, because fan is blown in lamp sheet, can accelerate the heat exchange of lamp sheet and outside air, thereby improve the radiating efficiency of Projecting Lamp.
(3) lamp cloth covers on when Projecting Lamp is used and heaves, and can deliquescing cover on light-source structure support, thereby reduce taking up room of Projecting Lamp when not using, and makes Projecting Lamp carrying more for convenience.
(4) by pressure difference transmitter, detect the draught head inside and outside lamp sheet, control device passes through the rotating speed that detected air pressure difference is controlled fan, thereby in the situation that guaranteeing that lamp sheet is heaved all the time, reduces the rotating speed of fan, thereby saves electric energy.
In an embodiment, described control device is the wiring board that is contained in described lamp sheet therein, and described pressure difference transmitter is fixed on described wiring board.
In an embodiment, in described light source fixed support, be installed with a plurality of support columns therein, described wiring board is through described a plurality of support columns; Described pressure difference transmitter has two wireways, and the openend of one of them wireway is positioned at described lamp sheet, and the openend of another one wireway stretches out outside described lamp sheet.
In an embodiment, described lamp sheet adopts fiber cloth to make therein, and described fan is blown in described lamp sheet, makes described lamp sheet keep its internal gas pressure to be greater than ambient pressure.
In an embodiment, described light-source structure comprises therein:
Support is strip;
Two pairs of lamp sockets, are fixed on described support, and wherein a pair of described lamp socket is positioned at a side of described support, and a pair of described lamp socket is positioned at another opposite side of described support in addition; And
Two linear light sorurces, are electrically connected to described two pairs of lamp sockets respectively, and insert respectively wherein in a pair of described lamp socket at the two ends of one of them linear light sorurce, and insert respectively in addition in a pair of described lamp socket at the two ends of another one linear light sorurce.
In an embodiment, described light source fixed support is cylinder-shaped frame structure therein, and it is support bracket fastened that described light-source structure is positioned at described light source, and the two ends of described support are fixedly connected with the support bracket fastened inner side of described light source by elastic component.
In an embodiment, described light source fixed support comprises a plurality of annulus and a plurality of straight-bar therein, and described a plurality of annulus spaced and parallel arrange, and described a plurality of straight-bars are fixedly connected with described a plurality of annulus, to form described cylinder-shaped frame structure.
In an embodiment, also comprise the air filtration foam piece of being located at described lamp sheet outside and corresponding described air inlet setting therein, the air of described lamp sheet outside enters in described lamp sheet after described air filtration foam piece.
In an embodiment, also comprise lamp stand therein, one end of described lamp stand is provided with fixed disk, and described light source fixed support is fixed on described fixed disk.
In an embodiment, described lamp stand is provided with the A-frame with pulley away from one end of described fixed disk therein, and described Projecting Lamp is removable by the pulley of described A-frame.
[accompanying drawing explanation]
Fig. 1 is the partial sectional view of the Projecting Lamp of embodiment of the present invention;
Fig. 2 is the partial perspective view of the Projecting Lamp shown in Fig. 1;
Fig. 3 is the control principle drawing of the fan of the Projecting Lamp shown in Fig. 1.
[specific embodiment]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.In accompanying drawing, provided preferred embodiment of the present invention.But the present invention can realize in many different forms, be not limited to embodiment described herein.On the contrary, providing the object of these embodiment is to make to the understanding of disclosure of the present invention more thoroughly comprehensively.
It should be noted that, when element is called as " being fixed on " another element, can directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may have centering elements simultaneously.Term as used herein " vertical ", " level ", " left side ", " right side " and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology of using are herein identical with the implication that belongs to the common understanding of those skilled in the art of the present invention with scientific terminology.The term using in description of the present invention herein, just in order to describe the object of specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
Refer to Fig. 1 and Fig. 2, the Projecting Lamp 100 of embodiment of the present invention, comprises light source fixed support 110, light-source structure 120, lamp sheet 130 and fan 140.Light source fixed support 110 is for fixed light source, and for supporting lamp sheet 130.Lamp sheet 130 is for preventing dust or waterproof to light-source structure 120.Fan 140, for to the interior air blast of lamp sheet 130, so that described lamp sheet 130 is heaved when Projecting Lamp 100 is used, forms lantern structure.
Light source fixed support 110 can be spherical frame structure, oval frame shelf structure, cylinder shape frame structure etc.Specifically in the present embodiment, light source fixed support 110 comprises a plurality of annulus 111 and a plurality of straight-bar 113, a plurality of annulus 111 spaced and parallel settings, and a plurality of straight-bars 113 are fixedly connected with a plurality of annulus 111, to form cylinder-shaped frame structure.
Light-source structure 120 is fixed in light source fixed support 110, and the lighting angle of light-source structure 120 is 360 degree solid angles.The light of light-source structure 120 transmittings sees through lamp sheet 130 and penetrates.
Specifically in the present embodiment, light-source structure 120 comprises support 121, lamp socket 123 and linear light sorurce 125.Support 121 is strip.Lamp socket 123 is two pairs, is fixed on support 121, and wherein a pair of lamp socket 123 is positioned at a side of support 121, and a pair of lamp socket 123 is positioned at another opposite side of support 121 in addition.Linear light sorurce 125 is two, and it is electrically connected to two pairs of lamp sockets 123 respectively, and insert respectively wherein in a pair of lamp socket 123 at the two ends of one of them linear light sorurce 125, and insert respectively in other a pair of lamp socket 123 at the two ends of another one linear light sorurce 125.Linear light sorurce 125 can be cold-cathode fluorescence lamp, Double end metal halogen lamp, LED fluorescent tube etc.
Further, in order to improve the vibration resistance of light-source structure 120, light source fixed support 110 is cylinder-shaped frame structure, and light-source structure 120 is positioned at light source fixed support 110, and the two ends of support 121 are fixedly connected with the inner side of light source fixed support 110 by elastic component 170.Elastic component 170 can extension spring, elastic rubber band etc.When Projecting Lamp 100 is subject to extraneous force vibration, vibration force is transmitted to light-source structure 120 by elastic component 170 from light source fixed support 110, and now elastic deformation occurs elastic component 170, absorption portion vibration force, thereby the vibration resistance of raising light-source structure 120.
In the illustrated embodiment, elastic component 170 is extension spring, and the two ends of support 121 are equipped with three elastic components 170, and one end of elastic component 170 is fixedly connected with the end of support 121, and the other end is fixedly connected with the straight-bar 113 of light source fixed support 110.
In the present embodiment, lamp sheet 130 adopts fiber cloth to make, and because fiber cloth is better ventilative, fan 140 needs always incessantly to the interior air blowing of lamp sheet 130, makes lamp sheet 130 keep its internal gas pressure to be greater than ambient pressure.Meanwhile, fan 140 is constantly blown, and can further accelerate the radiating efficiency of Projecting Lamp 100.
In other embodiments, lamp sheet 130 adopts fiber cloth to make, and the outer surface of lamp sheet 130 applies the watertight composition of one deck printing opacity, make lamp sheet 130 close airtight, fan 140 is discontinuously to the interior air blowing of lamp sheet 130, can make lamp sheet 130 keep its internal gas pressure to be greater than ambient pressure, thereby can save the power consumption of Projecting Lamp 100, reach energy-conservation object.
Fan 140 is located at air inlet 131 places of lamp sheet 130, for by the air extraction outside lamp sheet 130 in lamp sheet 130.The air outlet top of fan 140 is provided with the electronic control module of Projecting Lamp 100, and for example, wiring board, power-supply controller of electric etc., make fan 140 blow towards electronic control module, accelerates the efficiency of electronic control module, improves the service life of Projecting Lamp 100.
Or the air outlet of fan 140 and light-source structure 120 are oppositely arranged, so that fan 140 is blown towards light-source structure 120, to accelerate the radiating efficiency of light-source structure 120, improve the service life of light-source structure 120.
Refer to Fig. 3, it is poor that pressure difference transmitter 150 detects lamp sheet 130 inner and outer air pressures, and output signal.The output signal of pressure difference transmitter 150 is transferred to control device 160, and control device 160 is exported different voltage to fan 140 according to the signal receiving, and the signal receiving is different, and the rotating speed of fan 140 is different.The rotating speed of fan 140 is according to the given voltage of control device 160, and rotating speed can be from 10% ~ 100%, and energy-conservation 20% ~ 50%.
Wherein, before light-source structure 120 work, fan 140 is started working, and lamp sheet 130 is heaved and formed lantern-shaped, makes light-source structure 120 be positioned at the lamp sheet 130 of hollow; Control device 160 is controlled the rotating speed of described fan 140 according to described draught head signal.For example, when the draught head detecting when pressure difference transmitter 150 is greater than preset value, control device 160 is controlled fans 140 and is quit work; When the draught head detecting when pressure difference transmitter 150 is less than preset value, control device 160 is controlled fans 140 and is started working.Or when the draught head detecting when pressure difference transmitter 150 is greater than preset value, control device 160 is controlled fans 140 and is reduced rotating speed; When the draught head detecting when pressure difference transmitter 150 is less than preset value, control device 160 is controlled fans 140 and is increased speed.
Specifically in the present embodiment, control device 160 is for being contained in the wiring board of described lamp sheet 130, and pressure difference transmitter 150 is fixed on wiring board.Wiring board receives 4 ~ 20mADC output signal that pressure difference transmitter provides, and exports different voltage to fan 140, can control the rotating speed of fan 140 from 10% ~ 100%.
Please again consult Fig. 2, further, be installed with a plurality of support columns 115 in light source fixed support 110, that is, support column 115 is fixed on the annulus 111 that is positioned at lower end.Wiring board is through described a plurality of support columns 115; Pressure difference transmitter 150 has two wireways 151,153, and the openend of one of them wireway 151 is positioned at lamp sheet 130, for detection of the air pressure in lamp sheet 130; The openend of another one wireway 153 stretches out outside described lamp sheet 130, for detection of the air pressure outside lamp sheet 130.
For the convenient irradiation height that regulates Projecting Lamp 100, the adjustable in length of lamp stand 180.Concrete, lamp stand 180 comprises the first hollow stem and the second hollow stem, the first hollow stem can be sheathed in the second hollow stem slidably, one end that the first hollow stem is accommodated the second hollow stem is fixed with the contraction cover of truncated cone-shaped, the free end that shrinks cover offers a plurality of slits, and on be arranged with the adapter sleeve of truncated cone-shaped, when shrinking cover relatively, adapter sleeve slides, the slit that shrinks cover dwindles and makes contraction cover firmly grasp the second hollow stem, thereby vent stem in first is located with respect to the second hollow stem, and then change the length of lamp stand 180.
Compared to traditional Projecting Lamp, above-mentioned Projecting Lamp 100 at least has the following advantages:
(1) because lamp sheet 130 can make light generation diffuse reflection, the light of light-source structure 120 transmittings sees through lamp sheet 130 and penetrates, make the light of light-source structure 120 transmittings become comparatively soft through after lamp sheet 130, and brightness is comparatively even, therefore, above-mentioned Projecting Lamp 100 can anti-dazzle and bright greatly.
(2) before described light-source structure 120 work, described fan 140 is started working, so that being heaved, described lamp sheet 130 forms lantern-shaped, make described light-source structure 120 be positioned at the described lamp sheet 130 of hollow, because fan 140 is towards the interior air blowing of lamp sheet 130, can accelerate the heat exchange of lamp sheet 130 and outside air, thereby improve the radiating efficiency of Projecting Lamp 100.
(3) lamp sheet 130 is heaved when Projecting Lamp 100 is used, and can deliquescing cover on light-source structure support 110, thereby reduce taking up room of Projecting Lamp 100 when not using, and makes Projecting Lamp 100 carryings more for convenience.
(4) by pressure difference transmitter 150, detect the inside and outside draught head of lamp sheet 130, control device 160 passes through the rotating speed that detected air pressure difference is controlled fan 140, thereby in the situation that guaranteeing that lamp sheet 130 is heaved all the time, reduce the rotating speed of fan 140, thereby save electric energy.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a Projecting Lamp (100), is characterized in that, comprising:
Light source fixed support (110);
Light-source structure (120), is fixed in described light source fixed support (110);
Lamp sheet (130), cover on described light source fixed support (110), and be fixedly connected with described light source fixed support (110), wherein said lamp sheet (130) is that described light source fixed support (110) junction offers air inlet (131), and the light of described light-source structure (120) transmitting sees through described lamp sheet (130) and penetrates;
Fan (140), is located at described air inlet (131) and locates, for the outer air extraction of described lamp sheet (130) is arrived in described lamp sheet (130);
Pressure difference transmitter (150), for detection of the inside and outside draught head of lamp sheet (130), and output pressure difference signal; And
Control device (160), is connected with described pressure difference transmitter (150) communication, and described control device (160) receives described draught head signal, and controls the duty of described fan (140);
Wherein, before described light-source structure (120) work, described fan (140) is started working, and so that described lamp sheet (130) is heaved and formed lantern-shaped, makes described light-source structure (120) be positioned at the described lamp sheet (130) of hollow; Described control device (160) is controlled the rotating speed of described fan (140) according to described draught head signal.
2. Projecting Lamp as claimed in claim 1, is characterized in that, described control device (160) is for being contained in the wiring board of described lamp sheet (130), and described pressure difference transmitter (150) is fixed on described wiring board.
3. Projecting Lamp as claimed in claim 2, is characterized in that, is installed with a plurality of support columns (115) in described light source fixed support (110), and described wiring board is through described a plurality of support columns (115); Described pressure difference transmitter (150) has two wireways (151,153), the openend of one of them wireway (151) is positioned at described lamp sheet (130), and the openend of another one wireway (153) stretches out outside described lamp sheet (130).
4. Projecting Lamp as claimed in claim 1, it is characterized in that, described lamp sheet (130) adopts fiber cloth to make, and described fan (140) is blown in described lamp sheet (130), makes described lamp sheet (130) keep its internal gas pressure to be greater than ambient pressure.
5. Projecting Lamp as claimed in claim 1, is characterized in that, described light-source structure (120) comprising:
Support (121) is strip;
Two pairs of lamp sockets (123), be fixed on described support (121), wherein a pair of described lamp socket (123) is positioned at a side of described support (121), and a pair of described lamp socket (123) is positioned at another opposite side of described support (121) in addition; And
Two linear light sorurces (125), be electrically connected to described two pairs of lamp sockets (123) respectively, insert respectively wherein in a pair of described lamp socket (123) at the two ends of one of them linear light sorurce (125), and insert respectively in addition in a pair of described lamp socket (123) at the two ends of another one linear light sorurce (125).
6. Projecting Lamp as claimed in claim 5, it is characterized in that, described light source fixed support (110) is cylinder-shaped frame structure, described light-source structure (120) is positioned at described light source fixed support (110), and the two ends of described support (121) are fixedly connected with the inner side of described light source fixed support (110) by elastic component (170).
7. Projecting Lamp as claimed in claim 6, it is characterized in that, described light source fixed support (110) comprises a plurality of annulus (111) and a plurality of straight-bar (113), described a plurality of annulus (111) spaced and parallel setting, described a plurality of straight-bar (113) is fixedly connected with described a plurality of annulus (111), to form described cylinder-shaped frame structure.
8. the Projecting Lamp as described in claim 1 ~ 7 any one, it is characterized in that, also comprise the air filtration foam piece (135) of being located at described lamp sheet (130) outside and corresponding described air inlet (131) setting, the outside air of described lamp sheet (130) enters in described lamp sheet (130) after described air filtration foam piece (135).
9. the Projecting Lamp as described in claim 1 ~ 7 any one, it is characterized in that, also comprise lamp stand (180), one end of described lamp stand (180) is provided with fixed disk (181), and described light source fixed support (110) is fixed on described fixed disk (181).
10. Projecting Lamp as claimed in claim 9, is characterized in that, described lamp stand (180) is provided with the A-frame with pulley away from one end of described fixed disk (181), and described Projecting Lamp (100) is removable by the pulley of described A-frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210355387.3A CN103672645A (en) | 2012-09-21 | 2012-09-21 | Projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210355387.3A CN103672645A (en) | 2012-09-21 | 2012-09-21 | Projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103672645A true CN103672645A (en) | 2014-03-26 |
Family
ID=50311009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210355387.3A Pending CN103672645A (en) | 2012-09-21 | 2012-09-21 | Projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103672645A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307166A (en) * | 2018-11-21 | 2019-02-05 | 宁波远东照明有限公司 | A kind of portable LED lamp |
| CN109488925A (en) * | 2018-11-21 | 2019-03-19 | 宁波远东照明有限公司 | A kind of foldable LED lamp |
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| CN2129871Y (en) * | 1992-06-10 | 1993-04-14 | 大兴安岭林业管理局林业科学研究所 | High efficient shock-proof project light |
| CN200975632Y (en) * | 2006-11-30 | 2007-11-14 | 曹博 | Totally-enclosed gas-filled type car light cover |
| CN101793375A (en) * | 2009-12-29 | 2010-08-04 | 吕宏霞 | Balloon lamp |
| JP2011175932A (en) * | 2010-02-25 | 2011-09-08 | Sharp Corp | Illumination device |
| CN102221186A (en) * | 2010-04-19 | 2011-10-19 | 吕大明 | Built-in pressure regulating device of LED streetlamp sealing cavity |
-
2012
- 2012-09-21 CN CN201210355387.3A patent/CN103672645A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2129871Y (en) * | 1992-06-10 | 1993-04-14 | 大兴安岭林业管理局林业科学研究所 | High efficient shock-proof project light |
| CN200975632Y (en) * | 2006-11-30 | 2007-11-14 | 曹博 | Totally-enclosed gas-filled type car light cover |
| CN101793375A (en) * | 2009-12-29 | 2010-08-04 | 吕宏霞 | Balloon lamp |
| JP2011175932A (en) * | 2010-02-25 | 2011-09-08 | Sharp Corp | Illumination device |
| CN102221186A (en) * | 2010-04-19 | 2011-10-19 | 吕大明 | Built-in pressure regulating device of LED streetlamp sealing cavity |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109307166A (en) * | 2018-11-21 | 2019-02-05 | 宁波远东照明有限公司 | A kind of portable LED lamp |
| CN109488925A (en) * | 2018-11-21 | 2019-03-19 | 宁波远东照明有限公司 | A kind of foldable LED lamp |
| CN109488925B (en) * | 2018-11-21 | 2023-12-29 | 宁波远东照明有限公司 | Storable LED lamp |
| CN109307166B (en) * | 2018-11-21 | 2023-12-29 | 宁波远东照明有限公司 | Portable LED lamp |
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